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E. Matthew Ritter's profile was updated 1 year, 5 months ago
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E. Matthew Ritter's profile was updated 1 year, 9 months ago
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E. Matthew Ritter changed their profile picture 1 year, 9 months ago
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E. Matthew Ritter's profile was updated 2 years, 10 months ago
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E. Ritter earned the badge: FES Exam 6 years, 5 months ago
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E. Ritter earned the badge: FUSE exam 6 years, 5 months ago
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E. Ritter earned the badge: FLS exam 6 years, 7 months ago
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E. Matthew Ritter's profile was updated 6 years, 10 months ago
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E. Ritter earned a badge: SAGES 2013 Recognition of Excellence 8 years, 9 months ago